What is the difference between varchar & varchar2 in SQL?

1.	What is the difference between varchar & varchar2 in SQL?
Answer» Answer: The major DIFFERENCE is that VARCHAR2 is an internal data TYPE and VARCHAR is an external data type. ... The VARCHAR data type stores CHARACTER STRINGS of varying length. The first 2 bytes contain the length of the character string, and the remaining bytes contain the string.

Answer»

Answer:

The major DIFFERENCE is that VARCHAR2 is an internal data TYPE and VARCHAR is an external data type. ... The VARCHAR data type stores CHARACTER STRINGS of varying length. The first 2 bytes contain the length of the character string, and the remaining bytes contain the string.

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What is the difference between varchar & varchar2 in SQL?​

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What is the difference between varchar & varchar2 in SQL?